Loads distort every component of the structure of the Cassegrain antenna system.载荷使卡塞格伦天线结构的每个部分发生变形.This paper presents a high power feed system for 7.3 m Cassegrain antenna.介绍用于?7.3mCassegrain天线的高功率馈源喇叭的设计.Participate ...
He avoided answering my questions.他避而不答我的问题。Don't degrade yourself by answering him.不要自贬身分去搭理他.Problem of agonistic problem answering question having a pen, ballot answering question, risk to wait.竞赛题型有笔答题 、 抽签题、抢答题...